RT Article T1 Survey estimates of drug-use trends in urban communities: General principles and cautionary examples JF Substance use & misuse VO 35 IS 6-8 SP 891 OP 923 A1 Beveridge, Andrew A. A2 Livert, David A2 Rindskopf, David A2 Saxe, Leonard 1947- A2 Kadushin, Charles LA English YR 2000 UL https://krimdok.uni-tuebingen.de/Record/1912719320 DO 10.3109/10826080009148426